give的过去式英文单词

　　I used to smoke but I gave up two years ago.

　　我过去抽烟，但两年前就戒了。

　　That computer gave us very good service.

　　我们那台计算机很好用。

　　He gave his children the best education that money can buy.

　　他让孩子们接受花钱能买到的最好的教育。

　　The treatment they gave him did him more harm than good.

　　他们的治疗对他弊多于利。